//The MIT License
//
//Copyright (c) 2009 nodchip
//
//Permission is hereby granted, free of charge, to any person obtaining a copy
//of this software and associated documentation files (the "Software"), to deal
//in the Software without restriction, including without limitation the rights
//to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
//copies of the Software, and to permit persons to whom the Software is
//furnished to do so, subject to the following conditions:
//
//The above copyright notice and this permission notice shall be included in
//all copies or substantial portions of the Software.
//
//THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
//IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
//FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
//AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
//LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
//OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
//THE SOFTWARE.
package tv.dyndns.kishibe.server.relevance;

import java.io.IOException;
import java.net.URL;

import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.protocol.BasicHttpContext;
import org.apache.http.util.EntityUtils;

import com.google.inject.Inject;

public class Downloader {
	private final HttpClient httpClient;

	@Inject
	public Downloader(HttpClient httpClient) {
		this.httpClient = httpClient;
	}

	public byte[] downloadAsByteArray(URL url) {
		HttpGet httpGet = new HttpGet(url.toString());
		try {
			HttpResponse response = httpClient.execute(httpGet, new BasicHttpContext());
			HttpEntity entity = response.getEntity();
			if (entity != null) {
				return EntityUtils.toByteArray(entity);
			}
		} catch (Exception e) {
			httpGet.abort();
		}
		return null;
	}

	public String downloadAsString(URL url, String encoding) {
		HttpGet httpGet = new HttpGet(url.toString());
		try {
			HttpResponse response = httpClient.execute(httpGet, new BasicHttpContext());
			HttpEntity entity = response.getEntity();
			if (entity != null) {
				return EntityUtils.toString(entity, encoding);
			}
		} catch (IOException e) {
			httpGet.abort();
		}
		return null;
	}
}
